施工技术 2016年11月上 66 CONSTRUCTION TECHNOLOGY 第45卷第21期 D0:10.7672/sgj52016210066 大跨度双层空间椭球面钢网壳结构综合施工技术 武兵，周春勇 (北京城建二建设工程有限公司，北京100039) [摘要]江西省赣州市于都县体育中心体育馆及训练馆工程是典型的大跨度双层空间高低跨椭球面网壳钢结构， 运用专业软件建立三维空间模型进行力学分析、模拟计算、出图下料、精确制作等，实现了设计外观及功能要求；同 时，采用了螺栓球、焊接球两种节点和长短不一的杆件与侧墙桁架结合，对网壳结构体系、安装进行了深人研究，并 通过方案对比及各条件因素分析，采用高空分单元原位散拼的施工技术，攻克了在安装过程中遇到的诸多技术 难题. [关键词]钢结构；网壳；螺栓球；焊接球；安装；施工技术 [中图分类号]TU758 [文献标识码]A [文章编号]1002-8498(2016)21-0066-05 Comprehensive Construction of Large-span Double Layer Space Ellipsoid Reticulated Shell Wu Bing Zhou Chunyong (The Second Urban Construction Engineering Company of Bejing Beijing 100039 China) Abstract:The gymnasium and training hall of Yudu Sports Center in Ganzhou Jiangxi apply typical large-span double layer space and high level span elliptical steel shell structure.Professional software is used to build three-dimensional spatial model for mechanical analysis simulation drawing accurate production ete. to achieve the design of the appearance and functional requirements.The two kinds of bolt ball and welding ball bined with the different length bars and side wall truss are applied for design.Meanwhile the reticulated shell structures and installation are studied in detail.And through the parison of the scheme and the analysis of the conditions the construction technology of the high altitude sub unit is adopted which overes many technical difficulties encountered in the installation process. Key words:steel structures;shells;bolt ball;welding ball;insta...
大跨度双层空间椭球面钢网壳结构综合施工技术.pdf
